Finding the Fourth Proportional to 3,621,925,735.20, 5,432,888,602.80 and 2,896,331,623.20
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Solution
The fourth proportional to 3,621,925,735.20, 5,432,888,602.80 and 2,896,331,623.20 is: 4,344,497,434.80
Step by Step Solution
- Step 1: Write the proportion equation
3,621,925,735.20 : 5,432,888,602.80 = 2,896,331,623.20 : x - Step 2: Convert to fraction form
3,621,925,735.20/5,432,888,602.80 = 2,896,331,623.20/x - Step 3: Cross multiply
3,621,925,735.20x = 5,432,888,602.80 × 2,896,331,623.20 - Step 4: Simplify right side
3,621,925,735.20x = 15,735,447,065,612,503,040 - Step 5: Solve for x
x = 15,735,447,065,612,503,040/3,621,925,735.20 - Step 6: Final answer
x = 4,344,497,434.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.